:2009-09-27;:2009-11-16:《、、》:(1984-),,,。E-mail:limei2056@126.com1,2,1,2,3WANGLi-mei1,2,CHENJian-ping1,2,TANGJu-xing31.(),100083;2.,100083;3.,1000371.InstituteofHighandNewTechniquesAppliedtoLandResources,ChinaUniversityofGeosciences,Beijing100083,China;2.BeijingKeyLaboratoryofResearchandExplorationInformationofLandResources,Beijing100083,China;3.InstituteofMineralResources,ChineseAcademyofGeologicalSciences,Beijing100037,China:,。。,“”,,Micromine,,,。,、、,,,。,,。:;;:P618.41:A:1671-2552(2010)04-0565-06WangLM,ChenJP,TangJX.3DpositioningandquantitativepredictionofYulongporphyrycopperdeposit,Tibet,Chi-nabasedondigitalmineraldepositmodel.GeologicalBulletinofChina,2010,29(4):565-570Abstract:TibetYulongcopperdepositisasuperporphyrycopperintheworld,alsoispartofthelargestcoppermetallogenicbeltprovedsofarinChina.Currently,theresearchofthisremarkablecopperdepositisbasedonTwo-dimensional.Inviewofthis,thispaperbuiltthedigitalmineraldepositmodelofTibetYulongcopperdeposit,basedonthegeologicalfeaturesofthiscopperdeposit,bythepopularDigitalMineralDepositmethodbasedonthesoftwareofMicromine,andmaderesearchonthe3Dpositioningandquantitativepredictionoftheresource.StudieshaveshownthattheNo.1orebodyofTibetYulongcopperdepositislargeandhavemostlow-graderesource;theNo.2andNo.5orebodyintheperipheralhavesmallsizeandhigh-qualityasaresultofsecondaryoxi-dation,andtheyarerichwithsignificantresourceandtheyshouldhavetheprioritytobemined.Thisstudyalsodemonstratestheob-viousadvantageofthestudybasedonthedigitalmineraldepositmodelinthemoderndevelopmentofmineralresources,andthismethodhasahighervalueofthepromotionandapplication.Keywords:digitalmineraldepositmodel;TibetYulongporphyrycopperdeposit;3DpredictionGEOLOGICALBULLETINOFCHINA29420104Vol.29,No.4Apr.,2010,、、、,。GEOLOGICALBULLETINOFCHINA2010、,、“”、、,、、。“”,。。[1];[2],[3]91;[4]。1966,,、,。,,?。1,97°43′00″~97°44′30″、31°23′45″~31°25′15″。(),-。--(),,[5]。,,(T3j)(T3b)。[6],、;;,60%。、、3[7],5:()、(、)、-(、)、()[8]。、、,650×104t,1000×104t[9]。,,。2,,,、、,[10]。,。Micromine11.0。Micromine,,、、。1。2.1,[11]。,。、、,,。1∶2000MapGIS,,2m,(),DXF,Micromine,DTM(2)。2.2,、。403,272566294,、excel。3Micromine(2),、。。,,2。2.3。,。(wireframemodeling),。[12-16]。2:,,,;,,[17]。,21,,AutoCADDXF,Micromine,,、,(3—5)。,。,,,,,,,。,,、、,,××10m×10m×10m,5m×5m×5m。2.4Micromine,,。:=×,:=×。、、。1Fig.1Three-dimensionalpositioningquantitativeresearchprocessofYulongcopperminebasedonthedigitaldepositmode:567GEOLOGICALBULLETINOFCHINA20102Fig.2SuperpositionofsurfacemodelanddrillingsolidmodelofYulongcoppermine3Fig.3DigitalminemodelofYulongcoppermine5682945Fig.5MinemodelofNo.2andNo.5Yulongcopperorebody4Fig.4MinemodelofNo.1Yulongcopperorebody:569GEOLOGICALBULLETINOFCHINA2010,,。Micromine,。,530×104t,0.55%;40×104t,1.63%;87×104t,2.16%。657×104t。403SD,。3,,、、,,,,。。(1),,,80%,20%。,,,,。(2)、。,,、,,5%。,,,,100m。(3),,。,,,。,,,、,,,。:403,![1],,,.3[J].,2008,4(4):552-559.[2],,,.[J].,2007,59(4):137-140.[3],,,.91[J].,2008,28(1):46-48.[4],,,.[J].,2008,27(1):114-119.[5],.()[M].:,1995.[6],,,.[J].,1997,15(2):111-117.[7],,.[J].,1998,18(2):78-84.[8],,,.———[J].,2006,25(6):652-661.[9].[J].,2007,36(3):43-47.[10],.[J].,2005,344(2):54-56.[11],,,.[J].,2006,58(2):17-20.[12],,,.GIS[J].,2003,12(4):60-62.[13],,,.[J].,2002,11(2):60-62.[14]ChristiansenHN,SederbergTW.Conversionofcomplexcontourlinedefinitionsintopolygonalelementmosaics[J].ComputerGraph-ics,1978,(12):187-192.[15]EkouleAB,PeyrinFC,OdetCL.Atriangulationalgorithmfromarbitraryshapedmultipleplanarcontours[J].ACMTrans.Graph.,1991,10(2):182-199.[16].[M].:,1999.[17],,,.[M].:,2007.570